package com.deercrowing.takeaway.task;

import com.deercrowing.takeaway.common.constant.OrderStatusConstant;
import com.deercrowing.takeaway.dao.OrdersMapper;
import com.deercrowing.takeaway.entity.OrdersEntity;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;

import java.time.LocalDateTime;
import java.util.List;

@Component
@Slf4j
public class OrderTask {
    @Autowired
    private OrdersMapper ordersMapper;

    /**
     * 处理超时订单的方法
     */
    @Scheduled(cron = "0 * * * * ? ") //每分钟触发一次
    public void processTimeoutOrder(){
        log.info("定时处理超时订单：{}", LocalDateTime.now());

        LocalDateTime time = LocalDateTime.now().plusMinutes(-15);

        // select * from orders where status = ? and order_time < (当前时间 - 15分钟)
        List<OrdersEntity> ordersList = ordersMapper.selectByStatusAndTime(OrderStatusConstant.NON_PAYMENT, time);

        if(ordersList != null && ordersList.size() > 0){
            for (OrdersEntity orders : ordersList) {
                orders.setStatus(OrderStatusConstant.CANCEL);
                orders.setCancelReason("订单超时，自动取消");
                orders.setCancelTime(LocalDateTime.now());
                ordersMapper.updateByTask(orders);
            }
        }
    }

    /**
     * 处理一直处于派送中状态的订单
     */
    @Scheduled(cron = "0 0 1 * * ?") //每天凌晨1点触发一次
    public void processDeliveryOrder(){
        log.info("定时处理处于派送中的订单：{}",LocalDateTime.now());

        LocalDateTime time = LocalDateTime.now().plusMinutes(-60);

        List<OrdersEntity> ordersList = ordersMapper.selectByStatusAndTime(OrderStatusConstant.DELIVERY_IN_PROGRESS, time);

        if(ordersList != null && ordersList.size() > 0){
            for (OrdersEntity orders : ordersList) {
                orders.setStatus(OrderStatusConstant.COMPLETED);
                ordersMapper.updateByTask(orders);
            }
        }
    }
}
